The PJ-202M headphone jack is a standard 3.5mm headphone jack with the following features: 1. Transmission of high sound quality: PJ-202M adopts high fidelity technology, which can transmit audio signals more accurately. Compared with other headphone jacks, the PJ-202M hi-fi headphone jack supports higher quality audio transmission, which can bring more delicate and realistic sound quality, so that you can enjoy the pleasure of music, movies and other audio entertainment. 2. Stable and reliable: PJ-202M connector is made of metal material, which can provide better connection stability and avoid the failure and loosening during inserting and removing. Especially in the case of frequent insertion and removal, the PJ-202M design can ensure that the insertion and removal operation is more easy and convenient. 3. Easy to carry: The PJ-202M socket is designed to be smaller, making it ideal for headphone jacks for portable devices such as smartphones, tablets, handheld game consoles, etc. Its compact design adds portability without compromising audio transmission quality. 4. Energy saving and environmental protection: Compared with other headphone jacks, PJ-202M has lower power consumption, which means that devices using PJ-202M can save more power and achieve environmental protection effect. Overall, the use of PJ-202M not only enhances device performance, but also contributes to environmental protection. In a word, PJ-202M is a cost-effective headphone jack with clear sound quality, reliable connection, convenient portability, energy saving and environmental protection. It provides excellent headphone interface support for various audio devices, and is a rare audio accessory.Video and audio products, notebook, tablet, communication products, household appliances Mobile phone stereo design, earphone,CD player, wireless phone, MP3 player, DVD, digital products Widely used in many audio devices, including smartphones, MP3 airplane modes, TVS, tablets, and more, the PJ-202 became the most common headphone jack in the IX polymer family